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The atomic number of Mn, Fe, and Co are 25, 26, and 27 respectively. Which of the following inner orbital octahedral complexions is diamagnetic? (i) Co(NH3)6^3+. Mn: Manganese: Corrupted from magnesia negra; see Magnesium: 7: 4: 54.938043(2) 7.44: 1519: 2334: 0.479: 1.55: 950 26: Fe: Iron: English word (the symbol Fe is derived from Latin ferrum) 8: 4: 55.845(2) 7.874: 1811: 3134: 0.449: 1.83: 56300 27: Co: Cobalt: German Kobold, 'goblin' 9: 4: 58.933194(3) 8.86: 1768: 3200: 0.421: 1.88: 25 28: Ni: Nickel: Nickel, a mischievous sprite of German miner mythology: 10.
- Given- The atomic number of the atom is 25 Refer to the periodic table and obtained the chemical element as Manganese (Mn) corresponding to the. See full answer below.
- Mn IV + e-→ Mn III +1.65 (14 mol dm-3 H 2 SO 4) Mn III + e-→ Mn II +1.59 (14 mol dm-3 H 2 SO 4) Mn 3+ + e-→ Mn 2+ +1.51 (7.5 mol dm-3 H 2 SO 4) Mn 2+ + 2e-→ Mn (s) - 1.180: MnO 4-+ e-→ MnO 4 2-+0.564: MnO 4-+ 2H 2 O + 3e-→ MnO 2 (s) + 4OH-+0.588: MnO 4-+ 4H + + 3e-→ MnO 2 (s) (alpha) + 2H 2 O +1.695: MnO 4-+ 4H + + 3e-→ MnO.
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Atomic Number Of Mn2+
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We remember from our school chemistry course that every element has its own specific atomic number. It is the same as the number of protons that the atom of each element has, so sometimes atomic number is called proton number. It is always the whole number and it ranges from 1 to 118, according to the number of the element in the Periodic Table. This number can be really important and something essential to know, in relation to a certain chemical element which is the issue of our interest at the moment.
Why is this so? Why is the atomic number so important? First of all, it is the number that makes elements different from one another as it shows the number of protons in their nuclei. Also, knowing the atomic number of an element can give us an idea about the position of the element in the Periodic Table. Atomic number of an element never changes: for example, the atomic number of oxygen is always 8, and the atomic number of Chlorine is always 18. The atomic number is marked with the symbol Z, taken from a German word zahl (or atomzahl, which is 'atomic number' in German).
This website is created for those who need to know the atomic number of a central chemical element. By using our website, you can do it in just one click and receive short and correct information on this matter. There is also some extra summary on every each chemical element which can be found at our website, including the atomic weight of each element, as well as physical and chemical properties of every element and its importance. Use this website at any time when you need to get fast and precise information about atomic or proton number of chemical elements.
List of chemical elements in periodic table with atomic number, chemical symbol and atomic weight. You can sort the elements by clicking on the table headers. Please click on the element name for complete list of element properties.
Atomic Number Of Mass
Atomic Number | Chemical Symbol | Element Name | Atomic Weight (u) |
---|---|---|---|
1 | H | Hydrogen | 1.008 |
2 | He | Helium | 4.003 |
3 | Li | Lithium | 6.94 |
4 | Be | Beryllium | 9.012 |
5 | B | Boron | 10.81 |
6 | C | Carbon | 12.011 |
7 | N | Nitrogen | 14.007 |
8 | O | Oxygen | 15.999 |
9 | F | Fluorine | 18.998 |
10 | Ne | Neon | 20.18 |
11 | Na | Sodium | 22.99 |
12 | Mg | Magnesium | 24.305 |
13 | Al | Aluminium | 26.982 |
14 | Si | Silicon | 28.085 |
15 | P | Phosphorus | 30.974 |
16 | S | Sulfur | 32.06 |
17 | Cl | Chlorine | 35.45 |
18 | Ar | Argon | 39.948 |
19 | K | Potassium | 39.098 |
20 | Ca | Calcium | 40.078 |
21 | Sc | Scandium | 44.956 |
22 | Ti | Titanium | 47.867 |
23 | V | Vanadium | 50.942 |
24 | Cr | Chromium | 51.996 |
25 | Mn | Manganese | 54.938 |
26 | Fe | Iron | 55.845 |
27 | Co | Cobalt | 58.933 |
28 | Ni | Nickel | 58.693 |
29 | Cu | Copper | 63.546 |
30 | Zn | Zinc | 65.38 |
31 | Ga | Gallium | 69.723 |
32 | Ge | Germanium | 72.63 |
33 | As | Arsenic | 74.922 |
34 | Se | Selenium | 78.971 |
35 | Br | Bromine | 79.904 |
36 | Kr | Krypton | 83.798 |
37 | Rb | Rubidium | 85.468 |
38 | Sr | Strontium | 87.62 |
39 | Y | Yttrium | 88.906 |
40 | Zr | Zirconium | 91.224 |
41 | Nb | Niobium | 92.906 |
42 | Mo | Molybdenum | 95.95 |
43 | Tc | Technetium | 98 |
44 | Ru | Ruthenium | 101.07 |
45 | Rh | Rhodium | 102.906 |
46 | Pd | Palladium | 106.42 |
47 | Ag | Silver | 107.868 |
48 | Cd | Cadmium | 112.414 |
49 | In | Indium | 114.818 |
50 | Sn | Tin | 118.71 |
51 | Sb | Antimony | 121.76 |
52 | Te | Tellurium | 127.6 |
53 | I | Iodine | 126.904 |
54 | Xe | Xenon | 131.293 |
55 | Cs | Caesium | 132.905 |
56 | Ba | Barium | 137.327 |
57 | La | Lanthanum | 138.905 |
58 | Ce | Cerium | 140.116 |
59 | Pr | Praseodymium | 140.908 |
60 | Nd | Neodymium | 144.242 |
61 | Pm | Promethium | 145 |
62 | Sm | Samarium | 150.36 |
63 | Eu | Europium | 151.964 |
64 | Gd | Gadolinium | 157.25 |
65 | Tb | Terbium | 158.925 |
66 | Dy | Dysprosium | 162.5 |
67 | Ho | Holmium | 164.93 |
68 | Er | Erbium | 167.259 |
69 | Tm | Thulium | 168.934 |
70 | Yb | Ytterbium | 173.045 |
71 | Lu | Lutetium | 174.967 |
72 | Hf | Hafnium | 178.49 |
73 | Ta | Tantalum | 180.948 |
74 | W | Tungsten | 183.84 |
75 | Re | Rhenium | 186.207 |
76 | Os | Osmium | 190.23 |
77 | Ir | Iridium | 192.217 |
78 | Pt | Platinum | 195.084 |
79 | Au | Gold | 196.967 |
80 | Hg | Mercury | 200.592 |
81 | Tl | Thallium | 204.38 |
82 | Pb | Lead | 207.2 |
83 | Bi | Bismuth | 208.98 |
84 | Po | Polonium | 209 |
85 | At | Astatine | 210 |
86 | Rn | Radon | 222 |
87 | Fr | Francium | 223 |
88 | Ra | Radium | 226 |
89 | Ac | Actinium | 227 |
90 | Th | Thorium | 232.038 |
91 | Pa | Protactinium | 231.036 |
92 | U | Uranium | 238.029 |
93 | Np | Neptunium | 237 |
94 | Pu | Plutonium | 244 |
95 | Am | Americium | 243 |
96 | Cm | Curium | 247 |
97 | Bk | Berkelium | 247 |
98 | Cf | Californium | 251 |
99 | Es | Einsteinium | 252 |
100 | Fm | Fermium | 257 |
101 | Md | Mendelevium | 258 |
102 | No | Nobelium | 259 |
103 | Lr | Lawrencium | 266 |
104 | Rf | Rutherfordium | 267 |
105 | Db | Dubnium | 268 |
106 | Sg | Seaborgium | 269 |
107 | Bh | Bohrium | 270 |
108 | Hs | Hassium | 277 |
109 | Mt | Meitnerium | 278 |
110 | Ds | Darmstadtium | 281 |
111 | Rg | Roentgenium | 282 |
112 | Cn | Copernicium | 285 |
113 | Nh | Nihonium | 286 |
114 | Fl | Flerovium | 289 |
115 | Mc | Moscovium | 290 |
116 | Lv | Livermorium | 293 |
117 | Ts | Tennessine | 294 |
118 | Og | Oganesson | 294 |
Manganese Element
Lists of Elements in Periodic Table
You can also list the elements in various ordered properties with printable tables below.
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